From nobody Mon Mar 21 16:13:21 2022 X-Original-To: bugs@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id CB7DC1A1F6B4 for ; Mon, 21 Mar 2022 16:13:21 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "R3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4KMfmd4ZDTz538d for ; Mon, 21 Mar 2022 16:13:21 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org (kenobi.freebsd.org [IPv6:2610:1c1:1:606c::50:1d]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 7E6D51E6C2 for ; Mon, 21 Mar 2022 16:13:21 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org ([127.0.1.5]) by kenobi.freebsd.org (8.15.2/8.15.2) with ESMTP id 22LGDLIN004632 for ; Mon, 21 Mar 2022 16:13:21 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id 22LGDLTa004631 for bugs@FreeBSD.org; Mon, 21 Mar 2022 16:13:21 GMT (envelope-from bugzilla-noreply@freebsd.org) X-Authentication-Warning: kenobi.freebsd.org: www set sender to bugzilla-noreply@freebsd.org using -f From: bugzilla-noreply@freebsd.org To: bugs@FreeBSD.org Subject: [Bug 262671] Kernel panics after a invalid SNDCTL_MIXERINFO ioctl Date: Mon, 21 Mar 2022 16:13:21 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: kern X-Bugzilla-Version: CURRENT X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Only Me X-Bugzilla-Who: emaste@freebsd.org X-Bugzilla-Status: New X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: bugs@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugs.freebsd.org/bugzilla/ Auto-Submitted: auto-generated List-Id: Bug reports List-Archive: https://lists.freebsd.org/archives/freebsd-bugs List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-bugs@freebsd.org MIME-Version: 1.0 ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1647879201; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=Pz6mONNQmkxLJcx1qIGKvHV/tIyyzk0BnnIa27gS5uU=; b=tEucvUgFWk9WKoN64MAHIZ4OT150sFjgmoUyOSeAuw9OjnxlCITIYtHtOgJHhtJuVyCMAa z40GS+xO0l7wJUpHrdUIjVlYSh+tvjMdaevLTpW13yU+UDXzT/+mUQcIQcGV+5PB4DRDFc oFiE4yBgW6ulJgAQfrk7ez0G/FCuB+icY/nlQywO7nIyOgZCDBv95AOIFj+r25O/a0x0Od WD9NITyXmp40fH5et66J7TCHSxhHGJNOyg8KF4eIBdZnB9P/TUfuC01cq1oGXzTGKclhGM ruDJq8e9L/HMnLXHARnGo/jOuQoqJjoXdAIBMAAfW1ICTEmeIY0Bgl0bDYI4Kw== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1647879201; a=rsa-sha256; cv=none; b=pUmlvsHcYySPewQBYjE0zpFx7QhLH17FT+QAIR2s+9+Ef7SJ5gUSggl2aoJf81x15REoMd cx5INDt0Uyjm7oG+V1SNQ471ARqQdg/S3Kd3T63tXDeLgEwyQyvfHdwo/QTCD+4SA8OBhW TBzO3KkpS1pXxTVETS+8WFGoh2nJHp164PApmAJTkRJBvMB0pfuVvufwm9gDhpOynTidKp TSPjOwLBxGpdkSqOPhiiEgkjrhaQj4VfDjTLPqDvgxfVVnzXG4LiAKNkdpKM6ez35PJuTi TaRLddGObwBU451J5jXPsdylgwWXt9FJJJ4WvCqttBZ3Wkkmqj/SDGhPx9Iv+Q== ARC-Authentication-Results: i=1; mx1.freebsd.org; none X-ThisMailContainsUnwantedMimeParts: N https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D262671 --- Comment #9 from Ed Maste --- (In reply to Aleksander Slomka from comment #8) Indeed; trying successive mi.dev values here is fine: #include #include #include #include #include int main() { int fd; fd =3D open("/dev/mixer", O_RDWR); oss_mixerinfo mi; for (mi.dev =3D 0; mi.dev < 100; mi.dev++) ioctl(fd, SNDCTL_MIXERINFO, &mi); return (0); } --=20 You are receiving this mail because: You are the assignee for the bug.=